Flowmeter



FIG. 1 is a top plan view of a flowmeter showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a rear elevational view thereof; and

FIG. 5 is a front elevational view thereof.

The side elevational view of the flowmeter not shown is substantially the same as the side elevational view shown. 

The ornamental design for a flowmeter, as shown and described. 